ore leaching

См. также в других словарях:

• Leaching (metallurgy) — Leaching is a widely used extractive metallurgy technique which converts metals into soluble salts in aqueous media. Compared to pyrometallurgical operations, leaching is easier to perform and much less harmful, because no gaseous pollution… …   Wikipedia

• Ore Mountains — For other similarly named ranges, see Ore Mountains (disambiguation). Ore Mountains Erzgebirge Krušné hory Range …   Wikipedia

• ore — /awr, ohr/, n. 1. a metal bearing mineral or rock, or a native metal, that can be mined at a profit. 2. a mineral or natural product serving as a source of some nonmetallic substance, as sulfur. [bef. 900; conflation of ME ore, OE ora ore,… …   Universalium

• öre — /ue rddeuh/, n., pl. öre. 1. a bronze coin of Norway, the 100th part of a krone. 2. a zinc or bronze coin of Denmark, the 100th part of a krone. 3. a bronze coin of Sweden, the 100th part of a krona. 4. a fractional currency of the Faeroe Islands …   Universalium

• Leaching (chemical science) — In the chemical processing industry, leaching is known as extraction. Leaching has a variety of commercial applications, including separation of metal from ore using acid, and sugar from beets using hot water. Chloride can also be leached from… …   Wikipedia

• Heap leaching — is an industrial mining process to extract precious metals and copper compounds from ore.ProcessThe mined ore is crushed into small chunks and heaped on an impermeable plastic and/or clay lined leach pad where it can be irrigated with a leach… …   Wikipedia

• Tank leaching — Tank leaching, also called vat leaching, is a hydrometallurgical method of extracting valuable material (usually metals) from ore. It involves placing ore, usually after size reduction and classification, in large tanks or vats containing a… …   Wikipedia

• Dump leaching — is an industrial process to extract precious metals and copper from ores.[1] Dump leaching is similar to heap leaching, however in the case of dump leaching ore is taken directly from the mine and stacked on the leach pad without crushing where,… …   Wikipedia

• Lateritic nickel ore deposits — are surficial, weathered rinds formed on ultramafic rocks.They comprise 73% of the continental world nickel resources and will be in the future the dominant source for the winning of nickel. Genesis and types of nickel laterites Lateritic nickel… …   Wikipedia

• heap leaching — noun : a mining process in which metals are leached from a pile of crushed ore by a percolating solution (as of sodium cyanide) …   Useful english dictionary

• Escondida — This article is about the mine. For the album by Jolie Holland, see Escondida (album). False color satellite image of the Escondida Mine, courtesy of NASA Minera Escondida, which means hidden in Spanish, is a mining company that operates two open …   Wikipedia